package com.briup.mybatis01code.mapper;

import com.briup.mybatis01code.entity.extend.BookExtend;
import org.apache.ibatis.annotations.Mapper;
import org.springframework.stereotype.Component;

@Mapper
@Component
public interface BookExtendMapper {
    BookExtend findById(Integer id);
    BookExtend findById2(Integer id);
    BookExtend findById3(Integer id);
}
